mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2024-11-23 12:53:23 +00:00
[bugfix] support both CollectionPage AND OrderedCollectionPage in status replies (#2220)
This commit is contained in:
kim
GitHub
parent
8f67dd583d
commit
9f9fcf743d
5 changed files with 508 additions and 320 deletions
|
|
@ -17,15 +17,6 @@
|
|||
|
||||
package ap
|
||||
|
||||
import (
|
||||
"net/url"
|
||||
"strconv"
|
||||
|
||||
"github.com/superseriousbusiness/activity/streams"
|
||||
"github.com/superseriousbusiness/activity/streams/vocab"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/paging"
|
||||
)
|
||||
|
||||
// https://www.w3.org/TR/activitystreams-vocabulary
|
||||
const (
|
||||
ActivityAccept = "Accept" // ActivityStreamsAccept https://www.w3.org/TR/activitystreams-vocabulary/#dfn-accept
|
||||
|
|
@ -63,21 +54,22 @@ const (
|
|||
ActorPerson = "Person" // ActivityStreamsPerson https://www.w3.org/TR/activitystreams-vocabulary/#dfn-person
|
||||
ActorService = "Service" // ActivityStreamsService https://www.w3.org/TR/activitystreams-vocabulary/#dfn-service
|
||||
|
||||
ObjectArticle = "Article" // ActivityStreamsArticle https://www.w3.org/TR/activitystreams-vocabulary/#dfn-article
|
||||
ObjectAudio = "Audio" // ActivityStreamsAudio https://www.w3.org/TR/activitystreams-vocabulary/#dfn-audio
|
||||
ObjectDocument = "Document" // ActivityStreamsDocument https://www.w3.org/TR/activitystreams-vocabulary/#dfn-document
|
||||
ObjectEvent = "Event" // ActivityStreamsEvent https://www.w3.org/TR/activitystreams-vocabulary/#dfn-event
|
||||
ObjectImage = "Image" // ActivityStreamsImage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-image
|
||||
ObjectNote = "Note" // ActivityStreamsNote https://www.w3.org/TR/activitystreams-vocabulary/#dfn-note
|
||||
ObjectPage = "Page" // ActivityStreamsPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-page
|
||||
ObjectPlace = "Place" // ActivityStreamsPlace https://www.w3.org/TR/activitystreams-vocabulary/#dfn-place
|
||||
ObjectProfile = "Profile" // ActivityStreamsProfile https://www.w3.org/TR/activitystreams-vocabulary/#dfn-profile
|
||||
ObjectRelationship = "Relationship" // ActivityStreamsRelationship https://www.w3.org/TR/activitystreams-vocabulary/#dfn-relationship
|
||||
ObjectTombstone = "Tombstone" // ActivityStreamsTombstone https://www.w3.org/TR/activitystreams-vocabulary/#dfn-tombstone
|
||||
ObjectVideo = "Video" // ActivityStreamsVideo https://www.w3.org/TR/activitystreams-vocabulary/#dfn-video
|
||||
ObjectCollection = "Collection" // ActivityStreamsCollection https://www.w3.org/TR/activitystreams-vocabulary/#dfn-collection
|
||||
ObjectCollectionPage = "CollectionPage" // ActivityStreamsCollectionPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-collectionpage
|
||||
ObjectOrderedCollection = "OrderedCollection" // ActivityStreamsOrderedCollection https://www.w3.org/TR/activitystreams-vocabulary/#dfn-orderedcollection
|
||||
ObjectArticle = "Article" // ActivityStreamsArticle https://www.w3.org/TR/activitystreams-vocabulary/#dfn-article
|
||||
ObjectAudio = "Audio" // ActivityStreamsAudio https://www.w3.org/TR/activitystreams-vocabulary/#dfn-audio
|
||||
ObjectDocument = "Document" // ActivityStreamsDocument https://www.w3.org/TR/activitystreams-vocabulary/#dfn-document
|
||||
ObjectEvent = "Event" // ActivityStreamsEvent https://www.w3.org/TR/activitystreams-vocabulary/#dfn-event
|
||||
ObjectImage = "Image" // ActivityStreamsImage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-image
|
||||
ObjectNote = "Note" // ActivityStreamsNote https://www.w3.org/TR/activitystreams-vocabulary/#dfn-note
|
||||
ObjectPage = "Page" // ActivityStreamsPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-page
|
||||
ObjectPlace = "Place" // ActivityStreamsPlace https://www.w3.org/TR/activitystreams-vocabulary/#dfn-place
|
||||
ObjectProfile = "Profile" // ActivityStreamsProfile https://www.w3.org/TR/activitystreams-vocabulary/#dfn-profile
|
||||
ObjectRelationship = "Relationship" // ActivityStreamsRelationship https://www.w3.org/TR/activitystreams-vocabulary/#dfn-relationship
|
||||
ObjectTombstone = "Tombstone" // ActivityStreamsTombstone https://www.w3.org/TR/activitystreams-vocabulary/#dfn-tombstone
|
||||
ObjectVideo = "Video" // ActivityStreamsVideo https://www.w3.org/TR/activitystreams-vocabulary/#dfn-video
|
||||
ObjectCollection = "Collection" // ActivityStreamsCollection https://www.w3.org/TR/activitystreams-vocabulary/#dfn-collection
|
||||
ObjectCollectionPage = "CollectionPage" // ActivityStreamsCollectionPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-collectionpage
|
||||
ObjectOrderedCollection = "OrderedCollection" // ActivityStreamsOrderedCollection https://www.w3.org/TR/activitystreams-vocabulary/#dfn-orderedcollection
|
||||
ObjectOrderedCollectionPage = "OrderedCollectionPage" // ActivityStreamsOrderedCollectionPage https://www.w3.org/TR/activitystreams-vocabulary/#dfn-orderedcollectionPage
|
||||
|
||||
// Hashtag is not in the AS spec per se, but it tends to get used
|
||||
// as though 'Hashtag' is a named type under the Tag property.
|
||||
|
|
@ -86,197 +78,3 @@ const (
|
|||
// and https://www.w3.org/TR/activitystreams-vocabulary/#dfn-tag
|
||||
TagHashtag = "Hashtag"
|
||||
)
|
||||
|
||||
type CollectionParams struct {
|
||||
// Containing collection
|
||||
// ID (i.e. NOT the page).
|
||||
ID *url.URL
|
||||
|
||||
// Total no. items.
|
||||
Total int
|
||||
}
|
||||
|
||||
type CollectionPageParams struct {
|
||||
// containing collection.
|
||||
CollectionParams
|
||||
|
||||
// Paging details.
|
||||
Current *paging.Page
|
||||
Next *paging.Page
|
||||
Prev *paging.Page
|
||||
Query url.Values
|
||||
|
||||
// Item appender for each item at index.
|
||||
Append func(int, ItemsPropertyBuilder)
|
||||
Count int
|
||||
}
|
||||
|
||||
// CollectionPage is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsCollection
|
||||
// vocab.ActivityStreamsOrderedCollection
|
||||
type CollectionBuilder interface {
|
||||
SetJSONLDId(vocab.JSONLDIdProperty)
|
||||
SetActivityStreamsFirst(vocab.ActivityStreamsFirstProperty)
|
||||
SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty)
|
||||
}
|
||||
|
||||
// CollectionPageBuilder is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsCollectionPage
|
||||
// vocab.ActivityStreamsOrderedCollectionPage
|
||||
type CollectionPageBuilder interface {
|
||||
SetJSONLDId(vocab.JSONLDIdProperty)
|
||||
SetActivityStreamsPartOf(vocab.ActivityStreamsPartOfProperty)
|
||||
SetActivityStreamsNext(vocab.ActivityStreamsNextProperty)
|
||||
SetActivityStreamsPrev(vocab.ActivityStreamsPrevProperty)
|
||||
SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty)
|
||||
}
|
||||
|
||||
// ItemsPropertyBuilder is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsItemsProperty
|
||||
// vocab.ActivityStreamsOrderedItemsProperty
|
||||
type ItemsPropertyBuilder interface {
|
||||
AppendIRI(*url.URL)
|
||||
|
||||
// NOTE: add more of the items-property-like interface
|
||||
// functions here as you require them for building pages.
|
||||
}
|
||||
|
||||
// NewASCollection builds and returns a new ActivityStreams Collection from given parameters.
|
||||
func NewASCollection(params CollectionParams) vocab.ActivityStreamsCollection {
|
||||
collection := streams.NewActivityStreamsCollection()
|
||||
buildCollection(collection, params, 40)
|
||||
return collection
|
||||
}
|
||||
|
||||
// NewASCollectionPage builds and returns a new ActivityStreams CollectionPage from given parameters (including item property appending function).
|
||||
func NewASCollectionPage(params CollectionPageParams) vocab.ActivityStreamsCollectionPage {
|
||||
collectionPage := streams.NewActivityStreamsCollectionPage()
|
||||
itemsProp := streams.NewActivityStreamsItemsProperty()
|
||||
buildCollectionPage(collectionPage, itemsProp, collectionPage.SetActivityStreamsItems, params)
|
||||
return collectionPage
|
||||
}
|
||||
|
||||
// NewASOrderedCollection builds and returns a new ActivityStreams OrderedCollection from given parameters.
|
||||
func NewASOrderedCollection(params CollectionParams) vocab.ActivityStreamsOrderedCollection {
|
||||
collection := streams.NewActivityStreamsOrderedCollection()
|
||||
buildCollection(collection, params, 40)
|
||||
return collection
|
||||
}
|
||||
|
||||
// NewASOrderedCollectionPage builds and returns a new ActivityStreams OrderedCollectionPage from given parameters (including item property appending function).
|
||||
func NewASOrderedCollectionPage(params CollectionPageParams) vocab.ActivityStreamsOrderedCollectionPage {
|
||||
collectionPage := streams.NewActivityStreamsOrderedCollectionPage()
|
||||
itemsProp := streams.NewActivityStreamsOrderedItemsProperty()
|
||||
buildCollectionPage(collectionPage, itemsProp, collectionPage.SetActivityStreamsOrderedItems, params)
|
||||
return collectionPage
|
||||
}
|
||||
|
||||
func buildCollection[C CollectionBuilder](collection C, params CollectionParams, pageLimit int) {
|
||||
// Add the collection ID property.
|
||||
idProp := streams.NewJSONLDIdProperty()
|
||||
idProp.SetIRI(params.ID)
|
||||
collection.SetJSONLDId(idProp)
|
||||
|
||||
// Add the collection totalItems count property.
|
||||
totalItems := streams.NewActivityStreamsTotalItemsProperty()
|
||||
totalItems.Set(params.Total)
|
||||
collection.SetActivityStreamsTotalItems(totalItems)
|
||||
|
||||
// Clone the collection ID page
|
||||
// to add first page query data.
|
||||
firstIRI := new(url.URL)
|
||||
*firstIRI = *params.ID
|
||||
|
||||
// Note that simply adding a limit signals to our
|
||||
// endpoint to use paging (which will start at beginning).
|
||||
limit := "limit=" + strconv.Itoa(pageLimit)
|
||||
firstIRI.RawQuery = appendQuery(firstIRI.RawQuery, limit)
|
||||
|
||||
// Add the collection first IRI property.
|
||||
first := streams.NewActivityStreamsFirstProperty()
|
||||
first.SetIRI(firstIRI)
|
||||
collection.SetActivityStreamsFirst(first)
|
||||
}
|
||||
|
||||
func buildCollectionPage[C CollectionPageBuilder, I ItemsPropertyBuilder](collectionPage C, itemsProp I, setItems func(I), params CollectionPageParams) {
|
||||
// Add the partOf property for its containing collection ID.
|
||||
partOfProp := streams.NewActivityStreamsPartOfProperty()
|
||||
partOfProp.SetIRI(params.ID)
|
||||
collectionPage.SetActivityStreamsPartOf(partOfProp)
|
||||
|
||||
// Build the current page link IRI.
|
||||
currentIRI := params.Current.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
// Add the collection ID property for
|
||||
// the *current* collection page params.
|
||||
idProp := streams.NewJSONLDIdProperty()
|
||||
idProp.SetIRI(currentIRI)
|
||||
collectionPage.SetJSONLDId(idProp)
|
||||
|
||||
// Build the next page link IRI.
|
||||
nextIRI := params.Next.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
if nextIRI != nil {
|
||||
// Add the collection next property for the next page.
|
||||
nextProp := streams.NewActivityStreamsNextProperty()
|
||||
nextProp.SetIRI(nextIRI)
|
||||
collectionPage.SetActivityStreamsNext(nextProp)
|
||||
}
|
||||
|
||||
// Build the prev page link IRI.
|
||||
prevIRI := params.Prev.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
if prevIRI != nil {
|
||||
// Add the collection prev property for the prev page.
|
||||
prevProp := streams.NewActivityStreamsPrevProperty()
|
||||
prevProp.SetIRI(prevIRI)
|
||||
collectionPage.SetActivityStreamsPrev(prevProp)
|
||||
}
|
||||
|
||||
// Add the collection totalItems count property.
|
||||
totalItems := streams.NewActivityStreamsTotalItemsProperty()
|
||||
totalItems.Set(params.Total)
|
||||
collectionPage.SetActivityStreamsTotalItems(totalItems)
|
||||
|
||||
if params.Append == nil {
|
||||
// nil check outside the for loop.
|
||||
panic("nil params.Append function")
|
||||
}
|
||||
|
||||
// Append each of the items to the provided
|
||||
// pre-allocated items property builder type.
|
||||
for i := 0; i < params.Count; i++ {
|
||||
params.Append(i, itemsProp)
|
||||
}
|
||||
|
||||
// Set the collection
|
||||
// page items property.
|
||||
setItems(itemsProp)
|
||||
}
|
||||
|
||||
// appendQuery appends part to an existing raw
|
||||
// query with ampersand, else just returning part.
|
||||
func appendQuery(raw, part string) string {
|
||||
if raw != "" {
|
||||
return raw + "&" + part
|
||||
}
|
||||
return part
|
||||
}
|
||||
|
|
|
|||
359
internal/ap/collections.go
Normal file
359
internal/ap/collections.go
Normal file
|
|
@ -0,0 +1,359 @@
|
|||
// GoToSocial
|
||||
// Copyright (C) GoToSocial Authors admin@gotosocial.org
|
||||
// SPDX-License-Identifier: AGPL-3.0-or-later
|
||||
//
|
||||
// This program is free software: you can redistribute it and/or modify
|
||||
// it under the terms of the GNU Affero General Public License as published by
|
||||
// the Free Software Foundation, either version 3 of the License, or
|
||||
// (at your option) any later version.
|
||||
//
|
||||
// This program is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU Affero General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU Affero General Public License
|
||||
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
|
||||
package ap
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net/url"
|
||||
"strconv"
|
||||
|
||||
"github.com/superseriousbusiness/activity/streams"
|
||||
"github.com/superseriousbusiness/activity/streams/vocab"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/paging"
|
||||
)
|
||||
|
||||
// ToCollectionPageIterator attempts to resolve the given vocab type as a CollectionPage
|
||||
// like object and wrap in a standardised interface in order to iterate its contents.
|
||||
func ToCollectionPageIterator(t vocab.Type) (CollectionPageIterator, error) {
|
||||
switch name := t.GetTypeName(); name {
|
||||
case ObjectCollectionPage:
|
||||
t := t.(vocab.ActivityStreamsCollectionPage) //nolint:forcetypeassert
|
||||
return WrapCollectionPage(t), nil
|
||||
case ObjectOrderedCollectionPage:
|
||||
t := t.(vocab.ActivityStreamsOrderedCollectionPage) //nolint:forcetypeassert
|
||||
return WrapOrderedCollectionPage(t), nil
|
||||
default:
|
||||
return nil, fmt.Errorf("%T(%s) was not CollectionPage-like", t, name)
|
||||
}
|
||||
}
|
||||
|
||||
// WrapCollectionPage wraps an ActivityStreamsCollectionPage in a standardised collection page interface.
|
||||
func WrapCollectionPage(page vocab.ActivityStreamsCollectionPage) CollectionPageIterator {
|
||||
return ®ularCollectionPageIterator{ActivityStreamsCollectionPage: page}
|
||||
}
|
||||
|
||||
// WrapOrderedCollectionPage wraps an ActivityStreamsOrderedCollectionPage in a standardised collection page interface.
|
||||
func WrapOrderedCollectionPage(page vocab.ActivityStreamsOrderedCollectionPage) CollectionPageIterator {
|
||||
return &orderedCollectionPageIterator{ActivityStreamsOrderedCollectionPage: page}
|
||||
}
|
||||
|
||||
// regularCollectionPageIterator implements CollectionPageIterator
|
||||
// for the vocab.ActivitiyStreamsCollectionPage type.
|
||||
type regularCollectionPageIterator struct {
|
||||
vocab.ActivityStreamsCollectionPage
|
||||
items vocab.ActivityStreamsItemsPropertyIterator
|
||||
once bool // only init items once
|
||||
}
|
||||
|
||||
func (iter *regularCollectionPageIterator) NextPage() WithIRI {
|
||||
if iter.ActivityStreamsCollectionPage == nil {
|
||||
return nil
|
||||
}
|
||||
return iter.GetActivityStreamsNext()
|
||||
}
|
||||
|
||||
func (iter *regularCollectionPageIterator) PrevPage() WithIRI {
|
||||
if iter.ActivityStreamsCollectionPage == nil {
|
||||
return nil
|
||||
}
|
||||
return iter.GetActivityStreamsPrev()
|
||||
}
|
||||
|
||||
func (iter *regularCollectionPageIterator) NextItem() IteratorItemable {
|
||||
if !iter.initItems() {
|
||||
return nil
|
||||
}
|
||||
cur := iter.items
|
||||
iter.items = iter.items.Next()
|
||||
return cur
|
||||
}
|
||||
|
||||
func (iter *regularCollectionPageIterator) PrevItem() IteratorItemable {
|
||||
if !iter.initItems() {
|
||||
return nil
|
||||
}
|
||||
cur := iter.items
|
||||
iter.items = iter.items.Prev()
|
||||
return cur
|
||||
}
|
||||
|
||||
func (iter *regularCollectionPageIterator) initItems() bool {
|
||||
if iter.once {
|
||||
return (iter.items != nil)
|
||||
}
|
||||
iter.once = true
|
||||
if iter.ActivityStreamsCollectionPage == nil {
|
||||
return false // no page set
|
||||
}
|
||||
items := iter.GetActivityStreamsItems()
|
||||
if items == nil {
|
||||
return false // no items found
|
||||
}
|
||||
iter.items = items.Begin()
|
||||
return (iter.items != nil)
|
||||
}
|
||||
|
||||
// orderedCollectionPageIterator implements CollectionPageIterator
|
||||
// for the vocab.ActivitiyStreamsOrderedCollectionPage type.
|
||||
type orderedCollectionPageIterator struct {
|
||||
vocab.ActivityStreamsOrderedCollectionPage
|
||||
items vocab.ActivityStreamsOrderedItemsPropertyIterator
|
||||
once bool // only init items once
|
||||
}
|
||||
|
||||
func (iter *orderedCollectionPageIterator) NextPage() WithIRI {
|
||||
if iter.ActivityStreamsOrderedCollectionPage == nil {
|
||||
return nil
|
||||
}
|
||||
return iter.GetActivityStreamsNext()
|
||||
}
|
||||
|
||||
func (iter *orderedCollectionPageIterator) PrevPage() WithIRI {
|
||||
if iter.ActivityStreamsOrderedCollectionPage == nil {
|
||||
return nil
|
||||
}
|
||||
return iter.GetActivityStreamsPrev()
|
||||
}
|
||||
|
||||
func (iter *orderedCollectionPageIterator) NextItem() IteratorItemable {
|
||||
if !iter.initItems() {
|
||||
return nil
|
||||
}
|
||||
cur := iter.items
|
||||
iter.items = iter.items.Next()
|
||||
return cur
|
||||
}
|
||||
|
||||
func (iter *orderedCollectionPageIterator) PrevItem() IteratorItemable {
|
||||
if !iter.initItems() {
|
||||
return nil
|
||||
}
|
||||
cur := iter.items
|
||||
iter.items = iter.items.Prev()
|
||||
return cur
|
||||
}
|
||||
|
||||
func (iter *orderedCollectionPageIterator) initItems() bool {
|
||||
if iter.once {
|
||||
return (iter.items != nil)
|
||||
}
|
||||
iter.once = true
|
||||
if iter.ActivityStreamsOrderedCollectionPage == nil {
|
||||
return false // no page set
|
||||
}
|
||||
items := iter.GetActivityStreamsOrderedItems()
|
||||
if items == nil {
|
||||
return false // no items found
|
||||
}
|
||||
iter.items = items.Begin()
|
||||
return (iter.items != nil)
|
||||
}
|
||||
|
||||
type CollectionParams struct {
|
||||
// Containing collection
|
||||
// ID (i.e. NOT the page).
|
||||
ID *url.URL
|
||||
|
||||
// Total no. items.
|
||||
Total int
|
||||
}
|
||||
|
||||
type CollectionPageParams struct {
|
||||
// containing collection.
|
||||
CollectionParams
|
||||
|
||||
// Paging details.
|
||||
Current *paging.Page
|
||||
Next *paging.Page
|
||||
Prev *paging.Page
|
||||
Query url.Values
|
||||
|
||||
// Item appender for each item at index.
|
||||
Append func(int, ItemsPropertyBuilder)
|
||||
Count int
|
||||
}
|
||||
|
||||
// CollectionPage is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsCollection
|
||||
// vocab.ActivityStreamsOrderedCollection
|
||||
type CollectionBuilder interface {
|
||||
SetJSONLDId(vocab.JSONLDIdProperty)
|
||||
SetActivityStreamsFirst(vocab.ActivityStreamsFirstProperty)
|
||||
SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty)
|
||||
}
|
||||
|
||||
// CollectionPageBuilder is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsCollectionPage
|
||||
// vocab.ActivityStreamsOrderedCollectionPage
|
||||
type CollectionPageBuilder interface {
|
||||
SetJSONLDId(vocab.JSONLDIdProperty)
|
||||
SetActivityStreamsPartOf(vocab.ActivityStreamsPartOfProperty)
|
||||
SetActivityStreamsNext(vocab.ActivityStreamsNextProperty)
|
||||
SetActivityStreamsPrev(vocab.ActivityStreamsPrevProperty)
|
||||
SetActivityStreamsTotalItems(i vocab.ActivityStreamsTotalItemsProperty)
|
||||
}
|
||||
|
||||
// ItemsPropertyBuilder is a simplified interface type
|
||||
// that can be fulfilled by either of (where required):
|
||||
// vocab.ActivityStreamsItemsProperty
|
||||
// vocab.ActivityStreamsOrderedItemsProperty
|
||||
type ItemsPropertyBuilder interface {
|
||||
AppendIRI(*url.URL)
|
||||
|
||||
// NOTE: add more of the items-property-like interface
|
||||
// functions here as you require them for building pages.
|
||||
}
|
||||
|
||||
// NewASCollection builds and returns a new ActivityStreams Collection from given parameters.
|
||||
func NewASCollection(params CollectionParams) vocab.ActivityStreamsCollection {
|
||||
collection := streams.NewActivityStreamsCollection()
|
||||
buildCollection(collection, params, 40)
|
||||
return collection
|
||||
}
|
||||
|
||||
// NewASCollectionPage builds and returns a new ActivityStreams CollectionPage from given parameters (including item property appending function).
|
||||
func NewASCollectionPage(params CollectionPageParams) vocab.ActivityStreamsCollectionPage {
|
||||
collectionPage := streams.NewActivityStreamsCollectionPage()
|
||||
itemsProp := streams.NewActivityStreamsItemsProperty()
|
||||
buildCollectionPage(collectionPage, itemsProp, collectionPage.SetActivityStreamsItems, params)
|
||||
return collectionPage
|
||||
}
|
||||
|
||||
// NewASOrderedCollection builds and returns a new ActivityStreams OrderedCollection from given parameters.
|
||||
func NewASOrderedCollection(params CollectionParams) vocab.ActivityStreamsOrderedCollection {
|
||||
collection := streams.NewActivityStreamsOrderedCollection()
|
||||
buildCollection(collection, params, 40)
|
||||
return collection
|
||||
}
|
||||
|
||||
// NewASOrderedCollectionPage builds and returns a new ActivityStreams OrderedCollectionPage from given parameters (including item property appending function).
|
||||
func NewASOrderedCollectionPage(params CollectionPageParams) vocab.ActivityStreamsOrderedCollectionPage {
|
||||
collectionPage := streams.NewActivityStreamsOrderedCollectionPage()
|
||||
itemsProp := streams.NewActivityStreamsOrderedItemsProperty()
|
||||
buildCollectionPage(collectionPage, itemsProp, collectionPage.SetActivityStreamsOrderedItems, params)
|
||||
return collectionPage
|
||||
}
|
||||
|
||||
func buildCollection[C CollectionBuilder](collection C, params CollectionParams, pageLimit int) {
|
||||
// Add the collection ID property.
|
||||
idProp := streams.NewJSONLDIdProperty()
|
||||
idProp.SetIRI(params.ID)
|
||||
collection.SetJSONLDId(idProp)
|
||||
|
||||
// Add the collection totalItems count property.
|
||||
totalItems := streams.NewActivityStreamsTotalItemsProperty()
|
||||
totalItems.Set(params.Total)
|
||||
collection.SetActivityStreamsTotalItems(totalItems)
|
||||
|
||||
// Clone the collection ID page
|
||||
// to add first page query data.
|
||||
firstIRI := new(url.URL)
|
||||
*firstIRI = *params.ID
|
||||
|
||||
// Note that simply adding a limit signals to our
|
||||
// endpoint to use paging (which will start at beginning).
|
||||
limit := "limit=" + strconv.Itoa(pageLimit)
|
||||
firstIRI.RawQuery = appendQuery(firstIRI.RawQuery, limit)
|
||||
|
||||
// Add the collection first IRI property.
|
||||
first := streams.NewActivityStreamsFirstProperty()
|
||||
first.SetIRI(firstIRI)
|
||||
collection.SetActivityStreamsFirst(first)
|
||||
}
|
||||
|
||||
func buildCollectionPage[C CollectionPageBuilder, I ItemsPropertyBuilder](collectionPage C, itemsProp I, setItems func(I), params CollectionPageParams) {
|
||||
// Add the partOf property for its containing collection ID.
|
||||
partOfProp := streams.NewActivityStreamsPartOfProperty()
|
||||
partOfProp.SetIRI(params.ID)
|
||||
collectionPage.SetActivityStreamsPartOf(partOfProp)
|
||||
|
||||
// Build the current page link IRI.
|
||||
currentIRI := params.Current.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
// Add the collection ID property for
|
||||
// the *current* collection page params.
|
||||
idProp := streams.NewJSONLDIdProperty()
|
||||
idProp.SetIRI(currentIRI)
|
||||
collectionPage.SetJSONLDId(idProp)
|
||||
|
||||
// Build the next page link IRI.
|
||||
nextIRI := params.Next.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
if nextIRI != nil {
|
||||
// Add the collection next property for the next page.
|
||||
nextProp := streams.NewActivityStreamsNextProperty()
|
||||
nextProp.SetIRI(nextIRI)
|
||||
collectionPage.SetActivityStreamsNext(nextProp)
|
||||
}
|
||||
|
||||
// Build the prev page link IRI.
|
||||
prevIRI := params.Prev.ToLinkURL(
|
||||
params.ID.Scheme,
|
||||
params.ID.Host,
|
||||
params.ID.Path,
|
||||
params.Query,
|
||||
)
|
||||
|
||||
if prevIRI != nil {
|
||||
// Add the collection prev property for the prev page.
|
||||
prevProp := streams.NewActivityStreamsPrevProperty()
|
||||
prevProp.SetIRI(prevIRI)
|
||||
collectionPage.SetActivityStreamsPrev(prevProp)
|
||||
}
|
||||
|
||||
// Add the collection totalItems count property.
|
||||
totalItems := streams.NewActivityStreamsTotalItemsProperty()
|
||||
totalItems.Set(params.Total)
|
||||
collectionPage.SetActivityStreamsTotalItems(totalItems)
|
||||
|
||||
if params.Append == nil {
|
||||
// nil check outside the for loop.
|
||||
panic("nil params.Append function")
|
||||
}
|
||||
|
||||
// Append each of the items to the provided
|
||||
// pre-allocated items property builder type.
|
||||
for i := 0; i < params.Count; i++ {
|
||||
params.Append(i, itemsProp)
|
||||
}
|
||||
|
||||
// Set the collection
|
||||
// page items property.
|
||||
setItems(itemsProp)
|
||||
}
|
||||
|
||||
// appendQuery appends part to an existing raw
|
||||
// query with ampersand, else just returning part.
|
||||
func appendQuery(raw, part string) string {
|
||||
if raw != "" {
|
||||
return raw + "&" + part
|
||||
}
|
||||
return part
|
||||
}
|
||||
|
|
@ -17,7 +17,11 @@
|
|||
|
||||
package ap
|
||||
|
||||
import "github.com/superseriousbusiness/activity/streams/vocab"
|
||||
import (
|
||||
"net/url"
|
||||
|
||||
"github.com/superseriousbusiness/activity/streams/vocab"
|
||||
)
|
||||
|
||||
// Accountable represents the minimum activitypub interface for representing an 'account'.
|
||||
// This interface is fulfilled by: Person, Application, Organization, Service, and Group
|
||||
|
|
@ -153,14 +157,23 @@ type ReplyToable interface {
|
|||
WithInReplyTo
|
||||
}
|
||||
|
||||
// CollectionPageable represents the minimum interface for an activitystreams 'CollectionPage' object.
|
||||
type CollectionPageable interface {
|
||||
// CollectionPageIterator represents the minimum interface for interacting with a wrapped
|
||||
// CollectionPage or OrderedCollectionPage in order to access both next / prev pages and items.
|
||||
type CollectionPageIterator interface {
|
||||
WithJSONLDId
|
||||
WithTypeName
|
||||
|
||||
WithNext
|
||||
WithPartOf
|
||||
WithItems
|
||||
NextPage() WithIRI
|
||||
PrevPage() WithIRI
|
||||
|
||||
NextItem() IteratorItemable
|
||||
PrevItem() IteratorItemable
|
||||
}
|
||||
|
||||
// IteratorItemable represents the minimum interface for an item in an iterator.
|
||||
type IteratorItemable interface {
|
||||
WithIRI
|
||||
WithType
|
||||
}
|
||||
|
||||
// Flaggable represents the minimum interface for an activitystreams 'Flag' activity.
|
||||
|
|
@ -173,11 +186,22 @@ type Flaggable interface {
|
|||
WithObject
|
||||
}
|
||||
|
||||
// WithJSONLDId represents an activity with JSONLDIdProperty
|
||||
// WithJSONLDId represents an activity with JSONLDIdProperty.
|
||||
type WithJSONLDId interface {
|
||||
GetJSONLDId() vocab.JSONLDIdProperty
|
||||
}
|
||||
|
||||
// WithIRI represents an object (possibly) representable as an IRI.
|
||||
type WithIRI interface {
|
||||
GetIRI() *url.URL
|
||||
IsIRI() bool
|
||||
}
|
||||
|
||||
// WithType ...
|
||||
type WithType interface {
|
||||
GetType() vocab.Type
|
||||
}
|
||||
|
||||
// WithTypeName represents an activity with a type name
|
||||
type WithTypeName interface {
|
||||
GetTypeName() string
|
||||
|
|
|
|||
|
|
@ -20,49 +20,115 @@ package dereferencing
|
|||
import (
|
||||
"context"
|
||||
"encoding/json"
|
||||
"errors"
|
||||
"fmt"
|
||||
"net/url"
|
||||
|
||||
"github.com/superseriousbusiness/activity/streams"
|
||||
"github.com/superseriousbusiness/activity/streams/vocab"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/ap"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/gtserror"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/log"
|
||||
)
|
||||
|
||||
// dereferenceCollectionPage returns the activitystreams CollectionPage at the specified IRI, or an error if something goes wrong.
|
||||
func (d *deref) dereferenceCollectionPage(ctx context.Context, username string, pageIRI *url.URL) (ap.CollectionPageable, error) {
|
||||
func (d *deref) dereferenceCollectionPage(ctx context.Context, username string, pageIRI *url.URL) (ap.CollectionPageIterator, error) {
|
||||
if blocked, err := d.state.DB.IsDomainBlocked(ctx, pageIRI.Host); blocked || err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: domain %s is blocked", pageIRI.Host)
|
||||
return nil, gtserror.Newf("domain %s is blocked", pageIRI.Host)
|
||||
}
|
||||
|
||||
transport, err := d.transportController.NewTransportForUsername(ctx, username)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: error creating transport: %s", err)
|
||||
return nil, gtserror.Newf("error creating transport: %w", err)
|
||||
}
|
||||
|
||||
b, err := transport.Dereference(ctx, pageIRI)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: error deferencing %s: %s", pageIRI.String(), err)
|
||||
return nil, gtserror.Newf("error deferencing %s: %w", pageIRI.String(), err)
|
||||
}
|
||||
|
||||
m := make(map[string]interface{})
|
||||
if err := json.Unmarshal(b, &m); err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: error unmarshalling bytes into json: %s", err)
|
||||
return nil, gtserror.Newf("error unmarshalling bytes into json: %w", err)
|
||||
}
|
||||
|
||||
t, err := streams.ToType(ctx, m)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: error resolving json into ap vocab type: %s", err)
|
||||
return nil, gtserror.Newf("error resolving json into ap vocab type: %w", err)
|
||||
}
|
||||
|
||||
if t.GetTypeName() != ap.ObjectCollectionPage {
|
||||
return nil, fmt.Errorf("DereferenceCollectionPage: type name %s not supported", t.GetTypeName())
|
||||
page, err := ap.ToCollectionPageIterator(t)
|
||||
if err != nil {
|
||||
return nil, gtserror.Newf("error resolving vocab type as page: %w", err)
|
||||
}
|
||||
|
||||
p, ok := t.(vocab.ActivityStreamsCollectionPage)
|
||||
if !ok {
|
||||
return nil, errors.New("DereferenceCollectionPage: error resolving type as activitystreams collection page")
|
||||
}
|
||||
|
||||
return p, nil
|
||||
return page, nil
|
||||
}
|
||||
|
||||
// getAttachedStatusCollection is a small utility function to fetch the first page of an
|
||||
// attached activity streams collection from a provided statusable object, along with a URI.
|
||||
func getAttachedStatusCollectionPage(status ap.Statusable) (ap.CollectionPageIterator, string) { //nolint:gocritic
|
||||
// Look for an attached status replies (as collection)
|
||||
replies := status.GetActivityStreamsReplies()
|
||||
if replies == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
// Look for an attached collection page, wrap and return.
|
||||
if page := getRepliesCollectionPage(replies); page != nil {
|
||||
return ap.WrapCollectionPage(page), getIDString(page)
|
||||
}
|
||||
|
||||
// Look for an attached ordered collection page, wrap and return.
|
||||
if page := getRepliesOrderedCollectionPage(replies); page != nil {
|
||||
return ap.WrapOrderedCollectionPage(page), getIDString(page)
|
||||
}
|
||||
|
||||
log.Warnf(nil, "replies without collection page: %s", getIDString(status))
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
func getRepliesCollectionPage(replies vocab.ActivityStreamsRepliesProperty) vocab.ActivityStreamsCollectionPage {
|
||||
// Get the status replies collection
|
||||
collection := replies.GetActivityStreamsCollection()
|
||||
if collection == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Get the "first" property of the replies collection
|
||||
first := collection.GetActivityStreamsFirst()
|
||||
if first == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Return the first activity stream collection page
|
||||
return first.GetActivityStreamsCollectionPage()
|
||||
}
|
||||
|
||||
func getRepliesOrderedCollectionPage(replies vocab.ActivityStreamsRepliesProperty) vocab.ActivityStreamsOrderedCollectionPage {
|
||||
// Get the status replies collection
|
||||
collection := replies.GetActivityStreamsOrderedCollection()
|
||||
if collection == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Get the "first" property of the replies collection
|
||||
first := collection.GetActivityStreamsFirst()
|
||||
if first == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
// Return the first activity stream collection page
|
||||
return first.GetActivityStreamsOrderedCollectionPage()
|
||||
}
|
||||
|
||||
// getIDString is shorthand to fetch an ID URI string from AP type with attached JSONLDId.
|
||||
func getIDString(a ap.WithJSONLDId) string {
|
||||
id := a.GetJSONLDId()
|
||||
if id == nil {
|
||||
return ""
|
||||
}
|
||||
uri := id.Get()
|
||||
if uri == nil {
|
||||
return ""
|
||||
}
|
||||
return uri.String()
|
||||
}
|
||||
|
|
|
|||
|
|
@ -25,7 +25,6 @@ import (
|
|||
|
||||
"codeberg.org/gruf/go-kv"
|
||||
"github.com/superseriousbusiness/activity/pub"
|
||||
"github.com/superseriousbusiness/activity/streams/vocab"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/ap"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/config"
|
||||
"github.com/superseriousbusiness/gotosocial/internal/db"
|
||||
|
|
@ -247,15 +246,12 @@ func (d *deref) DereferenceStatusDescendants(ctx context.Context, username strin
|
|||
// page is the current activity streams
|
||||
// collection page we are on (as we often
|
||||
// push a frame to stack mid-paging).
|
||||
page ap.CollectionPageable
|
||||
page ap.CollectionPageIterator
|
||||
|
||||
// pageURI is the URI string of
|
||||
// the frame's collection page
|
||||
// (is useful for logging).
|
||||
pageURI string
|
||||
|
||||
// items is the entity iterator for frame's page.
|
||||
items vocab.ActivityStreamsItemsPropertyIterator
|
||||
}
|
||||
|
||||
var (
|
||||
|
|
@ -270,7 +266,7 @@ func (d *deref) DereferenceStatusDescendants(ctx context.Context, username strin
|
|||
stack = []*frame{
|
||||
func() *frame {
|
||||
// Start input frame is built from the first input.
|
||||
page, pageURI := getAttachedStatusCollection(parent)
|
||||
page, pageURI := getAttachedStatusCollectionPage(parent)
|
||||
if page == nil {
|
||||
return nil
|
||||
}
|
||||
|
|
@ -305,34 +301,18 @@ stackLoop:
|
|||
|
||||
pageLoop:
|
||||
for {
|
||||
if current.items == nil {
|
||||
// Get the items associated with this page
|
||||
items := current.page.GetActivityStreamsItems()
|
||||
if items == nil {
|
||||
continue stackLoop
|
||||
}
|
||||
|
||||
// Start off the item iterator
|
||||
current.items = items.Begin()
|
||||
}
|
||||
|
||||
l.Tracef("following collection page: %s", current.pageURI)
|
||||
|
||||
itemLoop:
|
||||
for {
|
||||
// Check for remaining iter
|
||||
if current.items == nil {
|
||||
// Get next item from page iter.
|
||||
next := current.page.NextItem()
|
||||
if next == nil {
|
||||
break itemLoop
|
||||
}
|
||||
|
||||
// Get current item iterator
|
||||
itemIter := current.items
|
||||
|
||||
// Set the next available iterator
|
||||
current.items = itemIter.Next()
|
||||
|
||||
// Check for available IRI on item
|
||||
itemIRI, _ := pub.ToId(itemIter)
|
||||
itemIRI, _ := pub.ToId(next)
|
||||
if itemIRI == nil {
|
||||
continue itemLoop
|
||||
}
|
||||
|
|
@ -364,8 +344,8 @@ stackLoop:
|
|||
continue itemLoop
|
||||
}
|
||||
|
||||
// Extract any attached collection + URI from status.
|
||||
page, pageURI := getAttachedStatusCollection(statusable)
|
||||
// Extract any attached collection + ID URI from status.
|
||||
page, pageURI := getAttachedStatusCollectionPage(statusable)
|
||||
if page == nil {
|
||||
continue itemLoop
|
||||
}
|
||||
|
|
@ -380,80 +360,41 @@ stackLoop:
|
|||
continue stackLoop
|
||||
}
|
||||
|
||||
// Get the current page's "next" property.
|
||||
pageNext := current.page.GetActivityStreamsNext()
|
||||
if pageNext == nil || !pageNext.IsIRI() {
|
||||
// Get the next page from iterator.
|
||||
next := current.page.NextPage()
|
||||
if next == nil || !next.IsIRI() {
|
||||
continue stackLoop
|
||||
}
|
||||
|
||||
// Get the IRI of the "next" property.
|
||||
pageNextURI := pageNext.GetIRI()
|
||||
pageNextURIStr := pageNextURI.String()
|
||||
// Get the next page IRI.
|
||||
nextURI := next.GetIRI()
|
||||
nextURIStr := nextURI.String()
|
||||
|
||||
// Check whether this page has already been deref'd.
|
||||
if _, ok := derefdPages[pageNextURIStr]; ok {
|
||||
l.Warnf("self referencing collection page(s): %s", pageNextURIStr)
|
||||
if _, ok := derefdPages[nextURIStr]; ok {
|
||||
l.Warnf("self referencing collection page(s): %s", nextURIStr)
|
||||
continue stackLoop
|
||||
}
|
||||
|
||||
// Mark this collection page as deref'd.
|
||||
derefdPages[pageNextURIStr] = struct{}{}
|
||||
derefdPages[nextURIStr] = struct{}{}
|
||||
|
||||
// Dereference this next collection page by its IRI.
|
||||
collectionPage, err := d.dereferenceCollectionPage(ctx,
|
||||
username,
|
||||
pageNextURI,
|
||||
nextURI,
|
||||
)
|
||||
if err != nil {
|
||||
l.Errorf("error dereferencing collection page %q: %s", pageNextURIStr, err)
|
||||
l.Errorf("error dereferencing collection page %q: %s", nextURIStr, err)
|
||||
continue stackLoop
|
||||
}
|
||||
|
||||
// Set the next collection page.
|
||||
current.page = collectionPage
|
||||
current.pageURI = pageNextURIStr
|
||||
current.pageURI = nextURIStr
|
||||
continue pageLoop
|
||||
}
|
||||
}
|
||||
|
||||
return gtserror.Newf("reached %d descendant iterations for %q", maxIter, statusIRIStr)
|
||||
}
|
||||
|
||||
// getAttachedStatusCollection is a small utility function to fetch the first page
|
||||
// of an attached activity streams collection from a provided statusable object .
|
||||
func getAttachedStatusCollection(status ap.Statusable) (page ap.CollectionPageable, uri string) { //nolint:gocritic
|
||||
// Look for an attached status replies (as collection)
|
||||
replies := status.GetActivityStreamsReplies()
|
||||
if replies == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
// Get the status replies collection
|
||||
collection := replies.GetActivityStreamsCollection()
|
||||
if collection == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
// Get the "first" property of the replies collection
|
||||
first := collection.GetActivityStreamsFirst()
|
||||
if first == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
// Return the first activity stream collection page
|
||||
page = first.GetActivityStreamsCollectionPage()
|
||||
if page == nil {
|
||||
return nil, ""
|
||||
}
|
||||
|
||||
if pageID := page.GetJSONLDId(); pageID != nil {
|
||||
// By default use collection JSONLD ID
|
||||
return page, pageID.Get().String()
|
||||
} else if statusID := status.GetJSONLDId(); statusID != nil {
|
||||
// Else, if possible use status JSONLD ID
|
||||
return page, statusID.Get().String()
|
||||
} else {
|
||||
// MUST have some kind of ID
|
||||
return nil, ""
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue